[CI] Adopt GitHub Actions #10

Job	Run time
Soundness / Broken symlinks check	2s
Soundness / API breakage check	3m 18s
Soundness / Documentation check	40s
Soundness / Format check	48s
Soundness / License headers check	10s
Soundness / Unacceptable language check	4s
Soundness / Python lint check	4s
Soundness / Shell check	39s
Soundness / YAML lint check	3s
Cxx interop / Cxx interop / Linux (5.9)	1m 29s
Cxx interop / Cxx interop / Windows (6.0)	3s
Cxx interop / Cxx interop / Linux (5.10)	1m 30s
Cxx interop / Cxx interop / Windows (nightly-6.0)	2s
Cxx interop / Cxx interop / Linux (6.0)	1m 36s
Cxx interop / Cxx interop / Windows (nightly-main)	1s
Cxx interop / Cxx interop / Linux (nightly-6.0)	1m 56s
Cxx interop / Cxx interop / Linux (nightly-main)	2m 3s
Unit tests / Unit tests / Linux (5.9)	2m 28s
Unit tests / Unit tests / Windows (6.0)	2s
Unit tests / Unit tests / Windows (nightly-6.0)	2s
Unit tests / Unit tests / Windows (nightly-main)	3s
Unit tests / Unit tests / Linux (5.10)	2m 22s
Unit tests / Unit tests / Linux (6.0)	2m 38s
Unit tests / Unit tests / Linux (nightly-6.0)	3m 18s
Unit tests / Unit tests / Linux (nightly-main)	3m 16s
	28m 37s

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